Can I Tell You a Secret?

Influential builders, dreamers and believers whose feats transformed the United States, a nation decaying from the inside after the Civil War, into the greatest economic and technological superpower the world had ever seen. The Men Who Built America is the story of a nation at the crossroads and of the people who catapulted it to prosperity.

Working for nearly three decades with the Charlotte (N.C.) Police Department, Detective Gary McFadden has developed unorthodox methods that have helped him solve more than 700 homicide cases. He has a 90-percent success rate with the investigations he pursues. "I Am Homicide" shows how Detective McFadden uses his street smarts to work the neighborhood networks and gather critical information for leads, at times risking his life by trusting the streets he calls home.

The story of how the lottery invented to finance a zoo was incorporated by Rio de Janeiro's popular culture and, in the hands of organized gangsters, transformed itself into an immense crime empire.

NBC News correspondents Keith Morrison, Josh Mankiewicz, Stephanie Gosk and Andrea Canning examine the final day of a victim’s life – the split-second decisions and pivotal moments that made the difference between life and death. Detectives retrace those crucial hours looking for clues to solve the mystery.

In Mexico City's dark underbelly, women seeking better lives become entangled in an online escort network, unaware it will lead to a series of femicides.

Explore true stories of real murders on Elm Streets across the county — proving that horror happens everywhere, things do go bump in the night, and no one is safe.

People Magazine explores shocking stories of ordinary people who, lured by promises of eternal life, get caught up in a terrifying web of abuse, deception, and manipulation. Explore the deeply disturbing world of cults through the eyes of survivors who managed to escape.

Disturbing cases featuring culprits who hide in plain sight, giving interviews, posting on social media and showing their faces while having blood on their hands the whole time.

There are over 100,000 cold cases in America, and only about 1% are ever solved. With recent advancements in technology and the methods used to solve these cases, as well as the unwavering dedication of victims’ families, law enforcement and the public, “Cold Case Files” explores the cases that defied the odds. Each episode of the Emmy-nominated series examines the twists and turns of one murder case that remained unsolved for years, and the critical element that heated it up, leading to the evidence that finally solved it. Featuring interviews with family members, friends, detectives, and others close to the cases, the refreshed classic series examines all facets of the crime and shines a light on a range of voices and victims.

This true crime series shows how innocent people have been convicted with dubious forensic techniques and tools such as touch DNA and cadaver dogs

The never-before-seen story behind the murder of Michael Jordan's father, James Jordan.

A deep-dive into the world of Twin Flames Universe, an online group run out of suburban Michigan by the captivating YouTube influencers Jeff and Shaleia Divine. The couple's promise is to match members with their perfect partner, but former participants describe the extreme lengths they have taken in order to claim their "twin flame." Journalist Alice Hines soon discovers that the promise of true love may come at a price.

Historical miniseries.

From Executive Producer Dick Wolf, this true crime investigative series follows veteran prosecutor Kelly Siegler, and her rotating team of seasoned detectives, as they travel to small towns across the country and help local law-enforcement agencies dig into unsolved homicide cases that have lingered for years without answers or justice for the victims due to lack of funding and proper forensic technology.

Chronicles the bizarre and psychologically complex story of six individuals who were convicted for the 1985 murder of a beloved 68- year-old grandmother, Helen Wilson, in Beatrice, Nebraska.

Andrew Marr explores how Darwin's theory of evolution by natural selection has taken on a life of its own far beyond the world of science.

Each episode re-examines a single crime case where unanswered questions still remain. Through original interviews those involved, the evidence is dissected and new theories are presented in a quest to uncover the truth.

Director Billy Wilder is interviewed by German critic Hellmut Karasek and director Volker Schlöndorff about his movies.

Exploring the unbelievable true stories of suspicious deaths by retracing the investigation from start to finish, dissecting the red flags and undeniable evidence, and strange behavior that put the tragedy in question.

Follow Jacob Rees-Mogg in the run-up up to the General Election as well as the fallout from him exiting Parliament after 14 years.